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प्रश्न
With reference to the sources of water pollutants answer the following question:
How do the radioactive wastes get into the water bodies?
उत्तर
Wastes produced by nuclear power stations nuclear weapons/testing, research laboratories, and hospitals, are the main radioactive wastes which pollute the water bodies.
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संबंधित प्रश्न
Give appropriate biological/technical terms for the following:
The type of waste generated in hospitals and pathological laboratories
_________ is used for desalination of brackish water.
Explain the following :
(i) Eutrophication ;
(ii) Biomagnification
Sewage is a liquid waste from ______.
Agricultural water pollution and Shipping water pollution.
Name the following
An agricultural pollutant in water
With reference to the sources of water pollutants answer the following question:
In what way does the industrial waste pollute water?
Oxygen is returned to the atmosphere mainly by
Read the paragraph and answer the questions following it.
Water is essential for life. Without water there would be no life. We usually take water as granted for its purity, but we must ensure the quality of water. Pollution of water originates from human activities. Through different paths, pollution reaches to groundwater. Easily identified source or place of pollution is called as point source, e.g. municipal and industrial discharge pipes, where pollutants enter the water source. Non-point sources of pollution are those where a source of pollution cannot be easily identified, e.g. agricultural run-off, acid rain, etc.
- How do you classify the various sources of water pollution?
- What are the point sources of water pollution?
- Name any two non-point sources of water pollution?
Industrial wastes mainly consist of chemical pollutants.
